Sadykov М, Sakupova М, Altaev Е. The study of intersecting strokes made with the ink of roller pens, laser printer toner, and stamp ink of the print impression. bullawenu [Internet]. 2023 Mar. 31 [cited 2025 Apr. 4];142(1):113-27. Available from: https://bullaw.enu.kz/index.php/main/article/view/147